Saturns Iapetus: Painted Moon in 3D
What has happened to Saturn’s moon Iapetus? Vast sections ofthis strange world are dark brown, while others are as bright white. The composition of the dark material is unknown, butinfrared spectra indicate that it possibly contains some dark form ofcarbon.Iapetus also has an unusualequatorial ridgethat makes it appear like a walnut.
Continue Reading